The past tense is turned on.
No, the past tense is turned.
Turned is the past tense of turn.
The past tense is turned on.
The past tense of turn over is "turned over."The past perfect tense is "had turned over."
The past tense of turn off is turned off.
The past tense of turn off is turned off.
You have to turn the verb into past tense
turned
Turned
Had turned is the past perfect construction. Use had + past participle to create the past perfect tense.
The past tense of the verb "turn", meaning to change direction, is "turned".
it depends on which past tense you mean. Preterite: turned Imperfect: turned Past Progressive: was turning Past Perfect: had turned